Sahn David E Ed. Seasonal variability in third world agriculture Sahn David E Ed. - Baltimore John Hopkins University Press 1989 - xiv,366p. cm. - International Food Policy Research Insitutute . Bib p. 317-48 ISBN: 0801838290 Source: General Book Subjects--Topical Terms: Industry Dewey Class. No.: X9(J3).1(X).N8, M9